<template>
<!-- 排序区域 -->
<div class='sub-sort'>
  <div class="sort">
    <a href="javascript:;" @click="changeSort(null)" :class="{active:sortParams.sortField==null}">默认排序</a>
    <a href="javascript:;" @click="changeSort('publishTime')" :class="{active:sortParams.sortField=='publishTime'}">最新商品</a>
    <a href="javascript:;" @click="changeSort('orderNum')" :class="{active:sortParams.sortField=='orderNum'}">最高人气</a>
    <a href="javascript:;" @click="changeSort('evaluateNum')" :class="{active:sortParams.sortField=='evaluateNum'}">评论最多</a>
   <a href="javascript:;" @click="changeSort('price')" >价格
      <i class="arrow up" :class="{active:sortParams.sortMethod=='asc'}"></i>
      <i class="arrow down" :class="{active:sortParams.sortMethod=='desc'}"></i>
    </a>
  </div>
  <div class="check">
    <XtxCheckbox v-model="sortParams.inventory">仅显示有货商品</XtxCheckbox>
    <XtxCheckbox v-model="sortParams.onlyDiscount">仅显示特惠商品</XtxCheckbox>
  </div>
</div>
</template>
<script>
import { reactive, watch } from 'vue'
export default {
  name: 'SubSort',
  setup (props, { emit }) {
    const sortParams = reactive({
      inventory: false, // 仅显示有货
      onlyDiscount: false, // 仅显示特惠
      sortField: null,
      sortMethod: 'desc'// 升序/降序
    })
    const changeSort = type => {
      sortParams.sortField = type
      if (type === 'price') {
        sortParams.sortMethod = (sortParams.sortMethod === 'asc') ? 'desc' : 'asc'
      } else {
        sortParams.sortMethod = 'desc'
      }
      console.log(sortParams.sortField, sortParams.sortMethod)
    }
    watch(sortParams, () => {
      emit('sort-change', sortParams)
    })
    return { sortParams, changeSort }
  }
}
</script>
<style scoped lang='less'>
input{
  width: 20px;
  height: 20px;
  outline: skyblue;
  border: 1px solid lightskyblue;
}
input[type="checkbox"]{
  outline:skyblue ;
  border: 1px solid lightskyblue;
  -webkit-appearance: button !important;
}
.sub-sort {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  .sort {
    display: flex;
    a {
      height: 30px;
      line-height: 28px;
      border: 1px solid #e4e4e4;
      padding: 0 20px;
      margin-right: 20px;
      color: #999;
      border-radius: 2px;
      position: relative;
      transition: all .3s;
      &.active {
        background: @xtxColor;
        border-color: @xtxColor;
        color: #fff;
      }
      .arrow {
        position: absolute;
        border: 5px solid transparent;
        right: 8px;
        &.up {
          top: 3px;
          border-bottom-color: #bbb;
            &.active {
            border-bottom-color: @xtxColor;
          }
        }
        &.down {
          top: 15px;
          border-top-color: #bbb;
          &.active {
            border-top-color: @xtxColor;
          }
        }
      }
    }
  }
  .check {
    .xtx-checkbox {
      margin-left: 20px;
      color: #999;
    }
  }
}
</style>
